MODEL: M2LR

M2LR SPECIFICATIONS

ES-5057 Rev.3 Page 1/3

http://www.m-system.co.jp/

Super-mini Signal Conditioners Mini-M Series

RTD TRANSMITTER

(field- and PC-configurable)

Functions & Features

• Accepts direct input from an RTD and provides a standard

process signal

• Easy ‘One-Step Cal’ calibration using the front three

control buttons without needing a PC; PC software is also

usable.

• Input range, output type and range are configurable

23 (.91)

76

(2.99)

124

(4.88)

mm (inch)

MODEL: M2LR-[1][2]-M[3]

ORDERING INFORMATION

• Code number: M2LR-[1][2]-M[3]

Specify a code from below for each [1] through [3].

(e.g. M2LR-4Z1-M/Q)

• Temperature range (e.g. 0 – 100°C)

• Output range (e.g. 4 – 20 mA DC)

• Specify the specification for option code /Q

(e.g. /C01/S01)

[1] INPUT RTD (2- or 3-wire)

1: JPt 100 (JIS'89)

(Usable range: -200 to +500°C, -328 to +932°F; min.span: 20°C, 36°F)

3: Pt 100 (JIS'89)

(Usable range: -200 to +650°C, -328 to +1202°F; min.span: 20°C, 36°F)

4: Pt 100 (JIS'97, IEC)

(Usable range: -200 to +850°C, -328 to +1562°F; min.span: 20°C, 36°F)

5: Pt 50 Ω (JIS'81)

(Usable range: -200 to +649°C, -328 to +1200°F; min.span: 20°C, 36°F)

7: Pt 1000

(Usable range: -200 to +850°C, -328 to +1562°F; min.span: 20°C, 36°F)

9: Cu 10 @25°C

(Usable range: -50 to +250°C, -58 to +482°F; min.span: 20°C, 36°F)

(Consult M-System for users’ tables.)

(Input range are fully programmable out of the range

specified when ordering by setting up the DIP switch and

using ‘One-Step-Cal’ Calibration. PC Configurator is also

available.)

[2] OUTPUT

Current

Z1: Range 0 – 20 mA DC

Voltage

V1: Range -2.5 – +2.5 V DC

V2: Range -10 – +10 V DC

Output ranges are fully programmable out of the range

specified when ordering by setting up the DIP switch and

using ‘One-Step-Cal’ Calibration. PC Configurator is also

available.

POWER INPUT

AC Power

M: 85 – 264 V AC (Operational voltage range 85 – 264 V,

47 – 66 Hz)

[3] OPTIONS

blank: none

/Q: With options (specify the specification)

SPECIFICATIONS OF OPTION: Q (multiple selections)

COATING (For the detail, refer to M-System's web site.)

/C01: Silicone coating

/C02: Polyurethane coating

/C03: Rubber coating

TERMINAL SCREW MATERIAL

/S01: Stainless steel

RELATED PRODUCTS

• PC configurator software (model: M2LRCFG)

Downloadable at M-System’s web site.

A dedicated cable is required to connect the module to the

PC. Please refer to the internet software download site or

the users manual for the PC configurator for applicable

cable types.

GENERAL SPECIFICATIONS

Construction: Plug-in

Connection: M3 screw terminals (torque 0.8 N·m)

Screw terminal: Chromated steel (standard) or stainless

steel

Housing material: Flame-resistant resin (black)

Isolation: Input to output to power

Overrange output: Approx. -15 to +115 %

Zero adjustment: -15 to +15 % (front)

Span adjustment: 85 to 115 % (front)

Burnout protection: Upscale, downscale or no burnout